72482960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2657}}^1$

素因数の和:2712

約数の個数: 80

約数和(自身を含む): 189844992

約数和(自身を除く): 117362032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2657, 2728, 3410, 5314, 5456, 6820, 10628, 13285, 13640, 21256, 26570, 27280, 29227, 42512, 53140, 58454, 82367, 106280, 116908, 146135, 164734, 212560, 233816, 292270, 329468, 411835, 467632, 584540, 658936, 823670, 906037, 1169080, 1317872, 1647340, 1812074, 2338160, 3294680, 3624148, 4530185, 6589360, 7248296, 9060370, 14496592, 18120740, 36241480, 72482960]

約数ペア:

[(1, 72482960), (2, 36241480), (4, 18120740), (5, 14496592), (8, 9060370), (10, 7248296), (11, 6589360), (16, 4530185), (20, 3624148), (22, 3294680), (31, 2338160), (40, 1812074), (44, 1647340), (55, 1317872), (62, 1169080), (80, 906037), (88, 823670), (110, 658936), (124, 584540), (155, 467632), (176, 411835), (220, 329468), (248, 292270), (310, 233816), (341, 212560), (440, 164734), (496, 146135), (620, 116908), (682, 106280), (880, 82367), (1240, 58454), (1364, 53140), (1705, 42512), (2480, 29227), (2657, 27280), (2728, 26570), (3410, 21256), (5314, 13640), (5456, 13285), (6820, 10628)]